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Porth Ceriad Surf Forecast
/ Wales – Lleyn (14 surf breaks) /
Surf Forecasts:
Porth Ceriad surfForecast / Wales – Lleyn / UK
48hr Weather and Surf, issued 12 am Sunday 31 May 2026 BSTForecast update in hr min s Forecast update imminent
Porth Ceriad surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Porth Ceriad sea temperature is
13.8° C
(Which is 2.1°C warmer than normal for this time of year)How big are the waves at Porth Ceriad today (31 May):
- Morning surf: Morning surf (31 May, local time) - 1.5ft (0.5m), 12s period with WSW swell.
- Afternoon surf: Afternoon surf (31 May, local time) - 2ft (0.6m), 11s period with WSW swell.
- Evening surf: Evening surf (31 May, local time) - 1.5ft (0.5m), 11s period with WSW swell.
The current surf forecast for Porth Ceriad at 9AM is: 0.5m 12s primary swell from a West-southwest direction and 0.7m 5s secondary swell from a Southwest direction (forecast issued at 12:00am May 31). The wind direction is predicted to be cross-shore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (31 May) | 1.5ft (0.5m) | 12s |
| Afternoon (31 May) | 2ft (0.6m) | 11s |
| Evening (31 May) | 1.5ft (0.5m) | 11s |
Table - waves today at Porth Ceriad. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastHeavy rain (total 37mm), heaviest during Mon afternoon. Very mild (max 15°C on Tue afternoon, min 12°C on Sun night). Winds decreasing (fresh winds from the S on Sun night, light winds from the SW by Mon night). | ||||||||||||||||||||||||
Sunday 31 | Monday 1 | Tuesday 2 | ||||||||||||||||||||||
1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | 1 AM | 4 AM | 7 AM | 10 AM | 1 PM | 4 PM | 7 PM | 10 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 12 | WSW 11 | SW 11 | WSW 11 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 7 | SW 7 | SW 7 | SW 8 | WSW 8 | |
57 | 56 | 81 | 78 | 90 | 85 | 179 | 70 | 52 | 54 | 53 | 62 | 64 | 57 | 80 | 75 | 72 | 77 | 67 | 83 | 67 | 77 | 84 | 150 | |
Wind (km/h) | ||||||||||||||||||||||||
cross-on | cross-on | cross-on | cross | cross-on | on | on | cross-on | on | on | on | on | on | on | on | cross-on | cross-on | cross | cross-on | cross-on | cross | cross-on | cross-on | cross-off | |
High Tide | 8:57AM3.89m | 9:14PM4.03m | 9:33AM3.87m | 9:49PM4.04m | 10:08AM3.80m | |||||||||||||||||||
Low Tide | 3:47AM0.70m | 3:59PM0.77m | 4:22AM0.68m | 4:32PM0.80m | 4:58AM0.70m | 5:08PM0.84m | ||||||||||||||||||
 |  |  |  | | |  |  | | |  |  | | | |  |  | | | |  | | | | |
 | — | 5:01 | — | — | — | — | — | — | — | 5:00 | — | — | — | — | — | — | — | 4:58 | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:32 | — |
— | — | — | — | — | — | — | — | — | — | 2 | 7 | 3 | 5 | 8 | 6 | 1 | 1 | 1 | 2 | 1 | — | — | — | |
Temp °C | 13 | 13 | 13 | 13 | 13 | 13 | 14 | 13 | 13 | 13 | 12 | 13 | 13 | 14 | 14 | 13 | 13 | 12 | 13 | 12 | 13 | 14 | 15 | 15 |
9 | 10 | 10 | 10 | 10 | 10 | 11 | 9 | 9 | 9 | 7 | 8 | 8 | 9 | 10 | 9 | 10 | 9 | 13 | 11 | 12 | 11 | 12 | 12 | |
Swell 1 Height (m) Direction Period (s) | WSW 12 | WSW 12 | SW 5 | SW 6 | WSW 6 | WSW 11 | — | WSW 11 | WSW 11 | WSW 11 | SW 11 | SW 11 | WSW 11 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | WSW 10 | SW 13 | SW 6 | SW 7 | — | SW 8 | — |
 kJ | 57 | 56 | 25 | 32 | 22 | 85 | — | 70 | 48 | 47 | 30 | 30 | 22 | 22 | 10 | 10 | 10 | 10 | 7 | 64 | 67 | — | 84 | — |
Swell 2 Height (m) Direction Period (s) | WSW 9 | — | WSW 12 | WSW 12 | WSW 12 | — | — | — | WSW 11 | WSW 11 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 14 | SW 13 | W 10 | SW 13 | SW 13 | — | — | — |
| kJ | 8 | — | 81 | 78 | 90 | — | — | — | 41 | 23 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 2 | 7 | 7 | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | W 15 | W 14 | W 14 | W 14 | W 14 | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | 4 | 4 | 4 | 4 | 4 | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | SW 4 | SW 5 | — | — | — | SW 6 | SW 11 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 5 | SW 6 | SW 6 | SW 6 | SW 6 | SW 6 | WSW 7 | WSW 7 | SW 7 | NNW 4 | WSW 8 |
| kJ | 18 | 26 | — | — | — | 16 | 179 | 38 | 52 | 54 | 53 | 62 | 64 | 57 | 80 | 75 | 72 | 77 | 67 | 83 | 54 | 77 | 1 | 150 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 60 | 120 | 141 | 3 | 3 | 272 | 272 | 60 | 60 | 33 | 180 | 153 | 180 | 180 | 201 | 316 | 126 | 70 | 200 | 3 | 3 | 262 | 262 | 3 |
Best forecast wave conditions in Lleyn Peninsula | ||||||||||||||||||||||||
Best forecast wave conditions in United Kingdom | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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